Kiwi Airlines has fixed operating costs of $$3$ million, and its variable costs amount to $21$ percent of sales revenue. The firm has $$2$ million in bonds outstanding with a coupon interest rate of $8$ percent. Revenues for the firm are $$10$ million and the firm is in the $21$ percent corporate income tax bracket. What is the firm's degree of operating leverage? SET YOUR CALCULATOR TO $4$ DECIMAL PLACES. ROUND TO $2$ DECIMAL PLACES AT THE END. FOR EXAMPLE, IF YOUR ANSWER IS $9\mathrm{.}4567,$ ENTER IT AS $9\mathrm{.}46.$